Measuring instrument



FIG. 1 is a bottom and front perspective view of the measuring instrument;

FIG. 2 is a rear elevation view of the design;

FIG. 3 is a front elevation view of the design,

FIG. 4 is a right side elevation view of the design;

FIG. 5 is a left-side elevation view of the design;

FIG. 6 is a bottom plan view of the design; and,

FIG. 7 is a top plan view of the FIG. 1 holder.

Broken lining shows features of the measuring instrument that are not considered to be part of the design. 

CLAIM The ornamental design for a measuring instrument, as shown and described. 